Sync vendor and glide.

vendor/github.com/containous/traefik-extra-service-fabric/labels.go

@@ -0,0 +1,23 @@
+package servicefabric
+
+import "strings"
+
+func hasServiceLabel(service ServiceItemExtended, key string) bool {
+	_, exists := service.Labels[key]
+	return exists
+}
+
+func getFuncBoolLabel(labelName string) func(service ServiceItemExtended) bool {
+	return func(service ServiceItemExtended) bool {
+		return getBoolLabel(service, labelName)
+	}
+}
+
+func getBoolLabel(service ServiceItemExtended, labelName string) bool {
+	value, exists := service.Labels[labelName]
+	return exists && strings.EqualFold(strings.TrimSpace(value), "true")
+}
+
+func getServiceLabelValue(service ServiceItemExtended, key string) string {
+	return service.Labels[key]
+}